Use a volumizing shampoo and lightweight conditioner
Avoid heavy oils, creams, and silicone-heavy products
Condition only the mid-lengths and ends
Blow-dry hair upside down
Use a round brush while blow-drying
Apply a root-lifting spray or mousse to damp hair
Lift sections at the roots while drying
Part hair on the opposite side
Use velcro rollers at the crown
Tease the roots gently
Use dry shampoo at the roots
Wash hair less often if it gets flat quickly
Rinse with cool water at the end
Use a lightweight texturizing spray
Get a layered haircut
Avoid over-brushing
Sleep with hair in a loose bun or braid
Use a clarifying shampoo occasionally
Dry hair completely before styling
Flip hair forward and back while styling